[PATCH 19/45] drm/amd/display: Add missing NULL pointer check within dpcd_extend_address_range

[Tom Chung]

From: Hersen Wu <hersenxs...@amd.com>

[Why & How]
ASSERT if return NULL from kcalloc.

Reviewed-by: Alex Hung <alex.h...@amd.com>
Reviewed-by: Rodrigo Siqueira <rodrigo.sique...@amd.com>
Acked-by: Tom Chung <chiahsuan.ch...@amd.com>
Signed-off-by: Hersen Wu <hersenxs...@amd.com>
---
 drivers/gpu/drm/amd/display/dc/link/protocols/link_dpcd.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dpcd.c 
b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dpcd.c
index a72c898b64fa..584b9295a12a 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dpcd.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dpcd.c
@@ -165,6 +165,7 @@ static void dpcd_extend_address_range(
                *out_address = new_addr_range.start;
                *out_size = ADDRESS_RANGE_SIZE(new_addr_range.start, 
new_addr_range.end);
                *out_data = kcalloc(*out_size, sizeof(**out_data), GFP_KERNEL);
+               ASSERT(*out_data);
        }
 }
 
-- 
2.34.1